[mirror_ubuntu-artful-kernel.git] / arch / arm / mach-pxa / spitz.c

/*
 * Support for Sharp SL-Cxx00 Series of PDAs
 * Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi)
 *
 * Copyright (c) 2005 Richard Purdie
 *
 * Based on Sharp's 2.4 kernel patches/lubbock.c
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/major.h>
#include <linux/fs.h>
#include <linux/interrupt.h>
#include <linux/gpio.h>
#include <linux/mmc/host.h>
#include <linux/pm.h>
#include <linux/backlight.h>

#include <asm/setup.h>
#include <asm/memory.h>
#include <asm/mach-types.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#include <asm/io.h>
#include <asm/system.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>

#include <mach/pxa-regs.h>
#include <mach/pxa2xx-regs.h>
#include <mach/mfp-pxa27x.h>
#include <mach/pxa27x-udc.h>
#include <mach/reset.h>
#include <mach/i2c.h>
#include <mach/irda.h>
#include <mach/mmc.h>
#include <mach/ohci.h>
#include <mach/udc.h>
#include <mach/pxafb.h>
#include <mach/akita.h>
#include <mach/spitz.h>
#include <mach/sharpsl.h>

#include <asm/mach/sharpsl_param.h>
#include <asm/hardware/scoop.h>

#include "generic.h"
#include "devices.h"
#include "sharpsl.h"

static unsigned long spitz_pin_config[] __initdata = {
	/* Chip Selects */
	GPIO78_nCS_2,	/* SCOOP #2 */
	GPIO80_nCS_4,	/* SCOOP #1 */

	/* LCD - 16bpp Active TFT */
	GPIO58_LCD_LDD_0,
	GPIO59_LCD_LDD_1,
	GPIO60_LCD_LDD_2,
	GPIO61_LCD_LDD_3,
	GPIO62_LCD_LDD_4,
	GPIO63_LCD_LDD_5,
	GPIO64_LCD_LDD_6,
	GPIO65_LCD_LDD_7,
	GPIO66_LCD_LDD_8,
	GPIO67_LCD_LDD_9,
	GPIO68_LCD_LDD_10,
	GPIO69_LCD_LDD_11,
	GPIO70_LCD_LDD_12,
	GPIO71_LCD_LDD_13,
	GPIO72_LCD_LDD_14,
	GPIO73_LCD_LDD_15,
	GPIO74_LCD_FCLK,
	GPIO75_LCD_LCLK,
	GPIO76_LCD_PCLK,

	/* PC Card */
	GPIO48_nPOE,
	GPIO49_nPWE,
	GPIO50_nPIOR,
	GPIO51_nPIOW,
	GPIO85_nPCE_1,
	GPIO54_nPCE_2,
	GPIO79_PSKTSEL,
	GPIO55_nPREG,
	GPIO56_nPWAIT,
	GPIO57_nIOIS16,

	/* MMC */
	GPIO32_MMC_CLK,
	GPIO112_MMC_CMD,
	GPIO92_MMC_DAT_0,
	GPIO109_MMC_DAT_1,
	GPIO110_MMC_DAT_2,
	GPIO111_MMC_DAT_3,

	/* GPIOs */
	GPIO9_GPIO,	/* SPITZ_GPIO_nSD_DETECT */
	GPIO81_GPIO,	/* SPITZ_GPIO_nSD_WP */
	GPIO41_GPIO,	/* SPITZ_GPIO_USB_CONNECT */
	GPIO37_GPIO,	/* SPITZ_GPIO_USB_HOST */
	GPIO35_GPIO,	/* SPITZ_GPIO_USB_DEVICE */
	GPIO22_GPIO,	/* SPITZ_GPIO_HSYNC */
	GPIO94_GPIO,	/* SPITZ_GPIO_CF_CD */
	GPIO105_GPIO,	/* SPITZ_GPIO_CF_IRQ */
	GPIO106_GPIO,	/* SPITZ_GPIO_CF2_IRQ */

	GPIO1_GPIO | WAKEUP_ON_EDGE_RISE,
};

/*
 * Spitz SCOOP Device #1
 */
static struct resource spitz_scoop_resources[] = {
	[0] = {
		.start		= 0x10800000,
		.end		= 0x10800fff,
		.flags		= IORESOURCE_MEM,
	},
};

static struct scoop_config spitz_scoop_setup = {
	.io_dir 	= SPITZ_SCP_IO_DIR,
	.io_out		= SPITZ_SCP_IO_OUT,
	.suspend_clr = SPITZ_SCP_SUS_CLR,
	.suspend_set = SPITZ_SCP_SUS_SET,
};

struct platform_device spitzscoop_device = {
	.name		= "sharp-scoop",
	.id		= 0,
	.dev		= {
 		.platform_data	= &spitz_scoop_setup,
	},
	.num_resources	= ARRAY_SIZE(spitz_scoop_resources),
	.resource	= spitz_scoop_resources,
};

/*
 * Spitz SCOOP Device #2
 */
static struct resource spitz_scoop2_resources[] = {
	[0] = {
		.start		= 0x08800040,
		.end		= 0x08800fff,
		.flags		= IORESOURCE_MEM,
	},
};

static struct scoop_config spitz_scoop2_setup = {
	.io_dir 	= SPITZ_SCP2_IO_DIR,
	.io_out		= SPITZ_SCP2_IO_OUT,
	.suspend_clr = SPITZ_SCP2_SUS_CLR,
	.suspend_set = SPITZ_SCP2_SUS_SET,
};

struct platform_device spitzscoop2_device = {
	.name		= "sharp-scoop",
	.id		= 1,
	.dev		= {
 		.platform_data	= &spitz_scoop2_setup,
	},
	.num_resources	= ARRAY_SIZE(spitz_scoop2_resources),
	.resource	= spitz_scoop2_resources,
};

#define SPITZ_PWR_SD 0x01
#define SPITZ_PWR_CF 0x02

/* Power control is shared with between one of the CF slots and SD */
static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
{
	unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);

	if (new_cpr & 0x0007) {
	        set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
		if (!(cpr & 0x0002) && !(cpr & 0x0004))
		        mdelay(5);
		if (device == SPITZ_PWR_CF)
		        cpr |= 0x0002;
		if (device == SPITZ_PWR_SD)
		        cpr |= 0x0004;
	        write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
	} else {
		if (device == SPITZ_PWR_CF)
		        cpr &= ~0x0002;
		if (device == SPITZ_PWR_SD)
		        cpr &= ~0x0004;
		if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
			write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
		        mdelay(1);
		        reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
		} else {
		        write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
		}
	}
}

static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
{
	/* Only need to override behaviour for slot 0 */
	if (nr == 0)
		spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
	else
		write_scoop_reg(scoop, SCOOP_CPR, cpr);
}

static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
{
	.dev        = &spitzscoop_device.dev,
	.irq        = SPITZ_IRQ_GPIO_CF_IRQ,
	.cd_irq     = SPITZ_IRQ_GPIO_CF_CD,
	.cd_irq_str = "PCMCIA0 CD",
},{
	.dev        = &spitzscoop2_device.dev,
	.irq        = SPITZ_IRQ_GPIO_CF2_IRQ,
	.cd_irq     = -1,
},
};

static struct scoop_pcmcia_config spitz_pcmcia_config = {
	.devs         = &spitz_pcmcia_scoop[0],
	.num_devs     = 2,
	.power_ctrl   = spitz_pcmcia_pwr,
};

EXPORT_SYMBOL(spitzscoop_device);
EXPORT_SYMBOL(spitzscoop2_device);


/*
 * Spitz SSP Device
 *
 * Set the parent as the scoop device because a lot of SSP devices
 * also use scoop functions and this makes the power up/down order
 * work correctly.
 */
struct platform_device spitzssp_device = {
	.name		= "corgi-ssp",
	.dev		= {
 		.parent = &spitzscoop_device.dev,
	},
	.id		= -1,
};

struct corgissp_machinfo spitz_ssp_machinfo = {
	.port		= 2,
	.cs_lcdcon	= SPITZ_GPIO_LCDCON_CS,
	.cs_ads7846	= SPITZ_GPIO_ADS7846_CS,
	.cs_max1111	= SPITZ_GPIO_MAX1111_CS,
	.clk_lcdcon	= 520,
	.clk_ads7846	= 14,
	.clk_max1111	= 56,
};


/*
 * Spitz Backlight Device
 */
static void spitz_bl_kick_battery(void)
{
	void (*kick_batt)(void);

	kick_batt = symbol_get(sharpsl_battery_kick);
	if (kick_batt) {
		kick_batt();
		symbol_put(sharpsl_battery_kick);
	}
}

static struct generic_bl_info spitz_bl_machinfo = {
	.name = "corgi-bl",
	.default_intensity = 0x1f,
	.limit_mask = 0x0b,
	.max_intensity = 0x2f,
	.kick_battery = spitz_bl_kick_battery,
};

static struct platform_device spitzbl_device = {
	.name		= "generic-bl",
	.dev		= {
 		.platform_data	= &spitz_bl_machinfo,
	},
	.id		= -1,
};


/*
 * Spitz Keyboard Device
 */
static struct platform_device spitzkbd_device = {
	.name		= "spitz-keyboard",
	.id		= -1,
};


/*
 * Spitz LEDs
 */
static struct platform_device spitzled_device = {
	.name		= "spitz-led",
	.id		= -1,
};

/*
 * Spitz Touch Screen Device
 */

static unsigned long (*get_hsync_invperiod)(struct device *dev);

static void inline sharpsl_wait_sync(int gpio)
{
	while((GPLR(gpio) & GPIO_bit(gpio)) == 0);
	while((GPLR(gpio) & GPIO_bit(gpio)) != 0);
}

static struct device *spitz_pxafb_dev;

static int is_pxafb_device(struct device * dev, void * data)
{
	struct platform_device *pdev = container_of(dev, struct platform_device, dev);

	return (strncmp(pdev->name, "pxa2xx-fb", 9) == 0);
}

static unsigned long spitz_get_hsync_invperiod(void)
{
#ifdef CONFIG_FB_PXA
	if (!spitz_pxafb_dev) {
		spitz_pxafb_dev = bus_find_device(&platform_bus_type, NULL, NULL, is_pxafb_device);
		if (!spitz_pxafb_dev)
			return 0;
	}
	if (!get_hsync_invperiod)
		get_hsync_invperiod = symbol_get(pxafb_get_hsync_time);
	if (!get_hsync_invperiod)
#endif
		return 0;

	return get_hsync_invperiod(spitz_pxafb_dev);
}

static void spitz_put_hsync(void)
{
	put_device(spitz_pxafb_dev);
	if (get_hsync_invperiod)
		symbol_put(pxafb_get_hsync_time);
	spitz_pxafb_dev = NULL;
	get_hsync_invperiod = NULL;
}

static void spitz_wait_hsync(void)
{
	sharpsl_wait_sync(SPITZ_GPIO_HSYNC);
}

static struct resource spitzts_resources[] = {
	[0] = {
		.start		= SPITZ_IRQ_GPIO_TP_INT,
		.end		= SPITZ_IRQ_GPIO_TP_INT,
		.flags		= IORESOURCE_IRQ,
	},
};

static struct corgits_machinfo  spitz_ts_machinfo = {
	.get_hsync_invperiod = spitz_get_hsync_invperiod,
	.put_hsync           = spitz_put_hsync,
	.wait_hsync          = spitz_wait_hsync,
};

static struct platform_device spitzts_device = {
	.name		= "corgi-ts",
	.dev		= {
 		.parent = &spitzssp_device.dev,
		.platform_data	= &spitz_ts_machinfo,
	},
	.id		= -1,
	.num_resources	= ARRAY_SIZE(spitzts_resources),
	.resource	= spitzts_resources,
};


/*
 * MMC/SD Device
 *
 * The card detect interrupt isn't debounced so we delay it by 250ms
 * to give the card a chance to fully insert/eject.
 */

static struct pxamci_platform_data spitz_mci_platform_data;

static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
{
	int err;

	err = gpio_request(SPITZ_GPIO_nSD_DETECT, "nSD_DETECT");
	if (err)
		goto err_out;

	err = gpio_request(SPITZ_GPIO_nSD_WP, "nSD_WP");
	if (err)
		goto err_free_1;

	gpio_direction_input(SPITZ_GPIO_nSD_DETECT);
	gpio_direction_input(SPITZ_GPIO_nSD_WP);

	spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);

	err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
			  IRQF_DISABLED | IRQF_TRIGGER_RISING |
			  IRQF_TRIGGER_FALLING,
			  "MMC card detect", data);
	if (err) {
		pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
				__func__);
		goto err_free_2;
	}
	return 0;

err_free_2:
	gpio_free(SPITZ_GPIO_nSD_WP);
err_free_1:
	gpio_free(SPITZ_GPIO_nSD_DETECT);
err_out:
	return err;
}

static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
{
	struct pxamci_platform_data* p_d = dev->platform_data;

	if (( 1 << vdd) & p_d->ocr_mask)
		spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
	else
		spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
}

static int spitz_mci_get_ro(struct device *dev)
{
	return gpio_get_value(SPITZ_GPIO_nSD_WP);
}

static void spitz_mci_exit(struct device *dev, void *data)
{
	free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
	gpio_free(SPITZ_GPIO_nSD_WP);
	gpio_free(SPITZ_GPIO_nSD_DETECT);
}

static struct pxamci_platform_data spitz_mci_platform_data = {
	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
	.init 		= spitz_mci_init,
	.get_ro		= spitz_mci_get_ro,
	.setpower 	= spitz_mci_setpower,
	.exit		= spitz_mci_exit,
};


/*
 * USB Host (OHCI)
 */
static int spitz_ohci_init(struct device *dev)
{
	int err;

	err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
	if (err)
		return err;

	/* Only Port 2 is connected
	 * Setup USB Port 2 Output Control Register
	 */
	UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;

	gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);

	UHCHR = (UHCHR) &
		~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE);

	UHCRHDA |= UHCRHDA_NOCP;

	return 0;
}

static struct pxaohci_platform_data spitz_ohci_platform_data = {
	.port_mode	= PMM_NPS_MODE,
	.init		= spitz_ohci_init,
	.power_budget	= 150,
};


/*
 * Irda
 */
static void spitz_irda_transceiver_mode(struct device *dev, int mode)
{
	if (mode & IR_OFF)
		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
	else
		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
	pxa2xx_transceiver_mode(dev, mode);
}

#ifdef CONFIG_MACH_AKITA
static void akita_irda_transceiver_mode(struct device *dev, int mode)
{
	if (mode & IR_OFF)
		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
	else
		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
	pxa2xx_transceiver_mode(dev, mode);
}
#endif

static struct pxaficp_platform_data spitz_ficp_platform_data = {
	.transceiver_cap  = IR_SIRMODE | IR_OFF,
	.transceiver_mode = spitz_irda_transceiver_mode,
};


/*
 * Spitz PXA Framebuffer
 */

static void spitz_lcd_power(int on, struct fb_var_screeninfo *var)
{
	if (on)
		corgi_lcdtg_hw_init(var->xres);
	else
		corgi_lcdtg_suspend();
}

static struct pxafb_mode_info spitz_pxafb_modes[] = {
{
	.pixclock       = 19231,
	.xres           = 480,
	.yres           = 640,
	.bpp            = 16,
	.hsync_len      = 40,
	.left_margin    = 46,
	.right_margin   = 125,
	.vsync_len      = 3,
	.upper_margin   = 1,
	.lower_margin   = 0,
	.sync           = 0,
},{
	.pixclock       = 134617,
	.xres           = 240,
	.yres           = 320,
	.bpp            = 16,
	.hsync_len      = 20,
	.left_margin    = 20,
	.right_margin   = 46,
	.vsync_len      = 2,
	.upper_margin   = 1,
	.lower_margin   = 0,
	.sync           = 0,
},
};

static struct pxafb_mach_info spitz_pxafb_info = {
	.modes          = &spitz_pxafb_modes[0],
	.num_modes      = 2,
	.fixed_modes    = 1,
	.lccr0          = LCCR0_Color | LCCR0_Sngl | LCCR0_Act | LCCR0_LDDALT | LCCR0_OUC | LCCR0_CMDIM | LCCR0_RDSTM,
	.lccr3          = LCCR3_PixRsEdg | LCCR3_OutEnH,
	.pxafb_lcd_power = spitz_lcd_power,
};


static struct platform_device *devices[] __initdata = {
	&spitzscoop_device,
	&spitzssp_device,
	&spitzkbd_device,
	&spitzts_device,
	&spitzbl_device,
	&spitzled_device,
};

static void spitz_poweroff(void)
{
	arm_machine_restart('g');
}

static void spitz_restart(char mode)
{
	/* Bootloader magic for a reboot */
	if((MSC0 & 0xffff0000) == 0x7ff00000)
		MSC0 = (MSC0 & 0xffff) | 0x7ee00000;

	spitz_poweroff();
}

static void __init common_init(void)
{
	init_gpio_reset(SPITZ_GPIO_ON_RESET);
	pm_power_off = spitz_poweroff;
	arm_pm_restart = spitz_restart;

	PMCR = 0x00;

	/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
	PCFR |= PCFR_OPDE;

	pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));

	corgi_ssp_set_machinfo(&spitz_ssp_machinfo);

	platform_add_devices(devices, ARRAY_SIZE(devices));
	pxa_set_mci_info(&spitz_mci_platform_data);
	pxa_set_ohci_info(&spitz_ohci_platform_data);
	pxa_set_ficp_info(&spitz_ficp_platform_data);
	set_pxa_fb_parent(&spitzssp_device.dev);
	set_pxa_fb_info(&spitz_pxafb_info);
	pxa_set_i2c_info(NULL);
}

#if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
static void spitz_bl_set_intensity(int intensity)
{
	if (intensity > 0x10)
		intensity += 0x10;

	/* Bits 0-4 are accessed via the SSP interface */
	corgi_ssp_blduty_set(intensity & 0x1f);

	/* Bit 5 is via SCOOP */
	if (intensity & 0x0020)
		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);
	else
		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);

	if (intensity)
		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
	else
		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
}

static void __init spitz_init(void)
{
	platform_scoop_config = &spitz_pcmcia_config;

	spitz_bl_machinfo.set_bl_intensity = spitz_bl_set_intensity;

	common_init();

	platform_device_register(&spitzscoop2_device);
}
#endif

#ifdef CONFIG_MACH_AKITA
/*
 * Akita IO Expander
 */
struct platform_device akitaioexp_device = {
	.name		= "akita-ioexp",
	.id		= -1,
};

EXPORT_SYMBOL_GPL(akitaioexp_device);

static void akita_bl_set_intensity(int intensity)
{
	if (intensity > 0x10)
		intensity += 0x10;

	/* Bits 0-4 are accessed via the SSP interface */
	corgi_ssp_blduty_set(intensity & 0x1f);

	/* Bit 5 is via IO-Expander */
	if (intensity & 0x0020)
		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
	else
		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);

	if (intensity)
		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
	else
		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
}

static void __init akita_init(void)
{
	spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;

	/* We just pretend the second element of the array doesn't exist */
	spitz_pcmcia_config.num_devs = 1;
	platform_scoop_config = &spitz_pcmcia_config;
	spitz_bl_machinfo.set_bl_intensity = akita_bl_set_intensity;

	platform_device_register(&akitaioexp_device);

	spitzscoop_device.dev.parent = &akitaioexp_device.dev;
	common_init();
}
#endif

static void __init fixup_spitz(struct machine_desc *desc,
		struct tag *tags, char **cmdline, struct meminfo *mi)
{
	sharpsl_save_param();
	mi->nr_banks = 1;
	mi->bank[0].start = 0xa0000000;
	mi->bank[0].node = 0;
	mi->bank[0].size = (64*1024*1024);
}

#ifdef CONFIG_MACH_SPITZ
MACHINE_START(SPITZ, "SHARP Spitz")
	.phys_io	= 0x40000000,
	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
	.fixup		= fixup_spitz,
	.map_io		= pxa_map_io,
	.init_irq	= pxa27x_init_irq,
	.init_machine	= spitz_init,
	.timer		= &pxa_timer,
MACHINE_END
#endif

#ifdef CONFIG_MACH_BORZOI
MACHINE_START(BORZOI, "SHARP Borzoi")
	.phys_io	= 0x40000000,
	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
	.fixup		= fixup_spitz,
	.map_io		= pxa_map_io,
	.init_irq	= pxa27x_init_irq,
	.init_machine	= spitz_init,
	.timer		= &pxa_timer,
MACHINE_END
#endif

#ifdef CONFIG_MACH_AKITA
MACHINE_START(AKITA, "SHARP Akita")
	.phys_io	= 0x40000000,
	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
	.fixup		= fixup_spitz,
	.map_io		= pxa_map_io,
	.init_irq	= pxa27x_init_irq,
	.init_machine	= akita_init,
	.timer		= &pxa_timer,
MACHINE_END
#endif
Commit	Line	Data
0dd28f1d RP	1	/*
	2	* Support for Sharp SL-Cxx00 Series of PDAs
	3	* Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi)
	4	*
	5	* Copyright (c) 2005 Richard Purdie
	6	*
	7	* Based on Sharp's 2.4 kernel patches/lubbock.c
	8	*
	9	* This program is free software; you can redistribute it and/or modify
	10	* it under the terms of the GNU General Public License version 2 as
	11	* published by the Free Software Foundation.
	12	*
	13	*/
	14
	15	#include <linux/kernel.h>
	16	#include <linux/init.h>
d052d1be	17	#include <linux/platform_device.h>
0dd28f1d RP	18	#include <linux/delay.h>
	19	#include <linux/major.h>
	20	#include <linux/fs.h>
	21	#include <linux/interrupt.h>
dd5980d6	22	#include <linux/gpio.h>
0dd28f1d	23	#include <linux/mmc/host.h>
74617fb6	24	#include <linux/pm.h>
c3f8f650	25	#include <linux/backlight.h>
0dd28f1d RP	26
	27	#include <asm/setup.h>
	28	#include <asm/memory.h>
	29	#include <asm/mach-types.h>
a09e64fb	30	#include <mach/hardware.h>
0dd28f1d RP	31	#include <asm/irq.h>
0dd28f1d RP	32	#include <asm/io.h>
74617fb6	33	#include <asm/system.h>
0dd28f1d RP	34
	35	#include <asm/mach/arch.h>
	36	#include <asm/mach/map.h>
	37	#include <asm/mach/irq.h>
	38
a09e64fb RK	39	#include <mach/pxa-regs.h>
a09e64fb RK	40	#include <mach/pxa2xx-regs.h>
5e96adec	41	#include <mach/mfp-pxa27x.h>
a09e64fb	42	#include <mach/pxa27x-udc.h>
afd2fc02	43	#include <mach/reset.h>
f8787fdc	44	#include <mach/i2c.h>
a09e64fb RK	45	#include <mach/irda.h>
	46	#include <mach/mmc.h>
	47	#include <mach/ohci.h>
	48	#include <mach/udc.h>
	49	#include <mach/pxafb.h>
	50	#include <mach/akita.h>
	51	#include <mach/spitz.h>
	52	#include <mach/sharpsl.h>
0dd28f1d RP	53
	54	#include <asm/mach/sharpsl_param.h>
	55	#include <asm/hardware/scoop.h>
	56
	57	#include "generic.h"
46c41e62	58	#include "devices.h"
0dd28f1d RP	59	#include "sharpsl.h"
0dd28f1d RP	60
5e96adec EM	61	static unsigned long spitz_pin_config[] __initdata = {
	62	/* Chip Selects */
	63	GPIO78_nCS_2, /* SCOOP #2 */
	64	GPIO80_nCS_4, /* SCOOP #1 */
	65
	66	/* LCD - 16bpp Active TFT */
	67	GPIO58_LCD_LDD_0,
	68	GPIO59_LCD_LDD_1,
	69	GPIO60_LCD_LDD_2,
	70	GPIO61_LCD_LDD_3,
	71	GPIO62_LCD_LDD_4,
	72	GPIO63_LCD_LDD_5,
	73	GPIO64_LCD_LDD_6,
	74	GPIO65_LCD_LDD_7,
	75	GPIO66_LCD_LDD_8,
	76	GPIO67_LCD_LDD_9,
	77	GPIO68_LCD_LDD_10,
	78	GPIO69_LCD_LDD_11,
	79	GPIO70_LCD_LDD_12,
	80	GPIO71_LCD_LDD_13,
	81	GPIO72_LCD_LDD_14,
	82	GPIO73_LCD_LDD_15,
	83	GPIO74_LCD_FCLK,
	84	GPIO75_LCD_LCLK,
	85	GPIO76_LCD_PCLK,
	86
	87	/* PC Card */
	88	GPIO48_nPOE,
	89	GPIO49_nPWE,
	90	GPIO50_nPIOR,
	91	GPIO51_nPIOW,
	92	GPIO85_nPCE_1,
	93	GPIO54_nPCE_2,
	94	GPIO79_PSKTSEL,
	95	GPIO55_nPREG,
	96	GPIO56_nPWAIT,
	97	GPIO57_nIOIS16,
	98
	99	/* MMC */
	100	GPIO32_MMC_CLK,
	101	GPIO112_MMC_CMD,
	102	GPIO92_MMC_DAT_0,
	103	GPIO109_MMC_DAT_1,
	104	GPIO110_MMC_DAT_2,
	105	GPIO111_MMC_DAT_3,
	106
	107	/* GPIOs */
	108	GPIO9_GPIO, /* SPITZ_GPIO_nSD_DETECT */
	109	GPIO81_GPIO, /* SPITZ_GPIO_nSD_WP */
	110	GPIO41_GPIO, /* SPITZ_GPIO_USB_CONNECT */
	111	GPIO37_GPIO, /* SPITZ_GPIO_USB_HOST */
	112	GPIO35_GPIO, /* SPITZ_GPIO_USB_DEVICE */
	113	GPIO22_GPIO, /* SPITZ_GPIO_HSYNC */
	114	GPIO94_GPIO, /* SPITZ_GPIO_CF_CD */
	115	GPIO105_GPIO, /* SPITZ_GPIO_CF_IRQ */
	116	GPIO106_GPIO, /* SPITZ_GPIO_CF2_IRQ */
	117
	118	GPIO1_GPIO \| WAKEUP_ON_EDGE_RISE,
	119	};
	120
0dd28f1d RP	121	/*
	122	* Spitz SCOOP Device #1
	123	*/
	124	static struct resource spitz_scoop_resources[] = {
	125	[0] = {
	126	.start = 0x10800000,
	127	.end = 0x10800fff,
	128	.flags = IORESOURCE_MEM,
	129	},
	130	};
	131
	132	static struct scoop_config spitz_scoop_setup = {
	133	.io_dir = SPITZ_SCP_IO_DIR,
	134	.io_out = SPITZ_SCP_IO_OUT,
	135	.suspend_clr = SPITZ_SCP_SUS_CLR,
	136	.suspend_set = SPITZ_SCP_SUS_SET,
	137	};
	138
	139	struct platform_device spitzscoop_device = {
	140	.name = "sharp-scoop",
	141	.id = 0,
	142	.dev = {
	143	.platform_data = &spitz_scoop_setup,
	144	},
	145	.num_resources = ARRAY_SIZE(spitz_scoop_resources),
	146	.resource = spitz_scoop_resources,
	147	};
	148
	149	/*
	150	* Spitz SCOOP Device #2
	151	*/
	152	static struct resource spitz_scoop2_resources[] = {
	153	[0] = {
	154	.start = 0x08800040,
	155	.end = 0x08800fff,
	156	.flags = IORESOURCE_MEM,
	157	},
	158	};
	159
	160	static struct scoop_config spitz_scoop2_setup = {
	161	.io_dir = SPITZ_SCP2_IO_DIR,
	162	.io_out = SPITZ_SCP2_IO_OUT,
	163	.suspend_clr = SPITZ_SCP2_SUS_CLR,
	164	.suspend_set = SPITZ_SCP2_SUS_SET,
	165	};
	166
	167	struct platform_device spitzscoop2_device = {
	168	.name = "sharp-scoop",
	169	.id = 1,
	170	.dev = {
	171	.platform_data = &spitz_scoop2_setup,
	172	},
	173	.num_resources = ARRAY_SIZE(spitz_scoop2_resources),
	174	.resource = spitz_scoop2_resources,
	175	};
	176
a63ae442 RP	177	#define SPITZ_PWR_SD 0x01
	178	#define SPITZ_PWR_CF 0x02
	179
	180	/* Power control is shared with between one of the CF slots and SD */
	181	static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
	182	{
	183	unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
	184
	185	if (new_cpr & 0x0007) {
	186	set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
	187	if (!(cpr & 0x0002) && !(cpr & 0x0004))
	188	mdelay(5);
	189	if (device == SPITZ_PWR_CF)
	190	cpr \|= 0x0002;
	191	if (device == SPITZ_PWR_SD)
	192	cpr \|= 0x0004;
	193	write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr \| new_cpr);
	194	} else {
	195	if (device == SPITZ_PWR_CF)
	196	cpr &= ~0x0002;
	197	if (device == SPITZ_PWR_SD)
	198	cpr &= ~0x0004;
a63ae442	199	if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
945b9579	200	write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
a63ae442 RP	201	mdelay(1);
a63ae442 RP	202	reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
945b9579 RP	203	} else {
945b9579 RP	204	write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr \| new_cpr);
a63ae442 RP	205	}
	206	}
	207	}
	208
a63ae442 RP	209	static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
	210	{
	211	/* Only need to override behaviour for slot 0 */
	212	if (nr == 0)
	213	spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
	214	else
	215	write_scoop_reg(scoop, SCOOP_CPR, cpr);
	216	}
	217
0dd28f1d RP	218	static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
	219	{
	220	.dev = &spitzscoop_device.dev,
	221	.irq = SPITZ_IRQ_GPIO_CF_IRQ,
	222	.cd_irq = SPITZ_IRQ_GPIO_CF_CD,
	223	.cd_irq_str = "PCMCIA0 CD",
	224	},{
	225	.dev = &spitzscoop2_device.dev,
	226	.irq = SPITZ_IRQ_GPIO_CF2_IRQ,
	227	.cd_irq = -1,
	228	},
	229	};
	230
a63ae442 RP	231	static struct scoop_pcmcia_config spitz_pcmcia_config = {
	232	.devs = &spitz_pcmcia_scoop[0],
	233	.num_devs = 2,
a63ae442 RP	234	.power_ctrl = spitz_pcmcia_pwr,
	235	};
	236
	237	EXPORT_SYMBOL(spitzscoop_device);
	238	EXPORT_SYMBOL(spitzscoop2_device);
	239
0dd28f1d RP	240
	241	/*
	242	* Spitz SSP Device
	243	*
	244	* Set the parent as the scoop device because a lot of SSP devices
	245	* also use scoop functions and this makes the power up/down order
	246	* work correctly.
	247	*/
	248	struct platform_device spitzssp_device = {
	249	.name = "corgi-ssp",
	250	.dev = {
	251	.parent = &spitzscoop_device.dev,
	252	},
	253	.id = -1,
	254	};
	255
	256	struct corgissp_machinfo spitz_ssp_machinfo = {
	257	.port = 2,
	258	.cs_lcdcon = SPITZ_GPIO_LCDCON_CS,
	259	.cs_ads7846 = SPITZ_GPIO_ADS7846_CS,
	260	.cs_max1111 = SPITZ_GPIO_MAX1111_CS,
	261	.clk_lcdcon = 520,
	262	.clk_ads7846 = 14,
	263	.clk_max1111 = 56,
	264	};
	265
	266
	267	/*
	268	* Spitz Backlight Device
	269	*/
c3f8f650 RP	270	static void spitz_bl_kick_battery(void)
	271	{
	272	void (*kick_batt)(void);
	273
	274	kick_batt = symbol_get(sharpsl_battery_kick);
	275	if (kick_batt) {
	276	kick_batt();
	277	symbol_put(sharpsl_battery_kick);
	278	}
	279	}
	280
	281	static struct generic_bl_info spitz_bl_machinfo = {
	282	.name = "corgi-bl",
2c0f5fb0 RP	283	.default_intensity = 0x1f,
2c0f5fb0 RP	284	.limit_mask = 0x0b,
0dd28f1d	285	.max_intensity = 0x2f,
c3f8f650	286	.kick_battery = spitz_bl_kick_battery,
0dd28f1d RP	287	};
	288
	289	static struct platform_device spitzbl_device = {
c3f8f650	290	.name = "generic-bl",
0dd28f1d RP	291	.dev = {
	292	.platform_data = &spitz_bl_machinfo,
	293	},
	294	.id = -1,
	295	};
	296
	297
	298	/*
	299	* Spitz Keyboard Device
	300	*/
	301	static struct platform_device spitzkbd_device = {
	302	.name = "spitz-keyboard",
	303	.id = -1,
	304	};
	305
	306
3179108d RP	307	/*
	308	* Spitz LEDs
	309	*/
	310	static struct platform_device spitzled_device = {
	311	.name = "spitz-led",
	312	.id = -1,
	313	};
	314
0dd28f1d RP	315	/*
	316	* Spitz Touch Screen Device
	317	*/
ca4d6cfc RP	318
	319	static unsigned long (get_hsync_invperiod)(struct device dev);
	320
	321	static void inline sharpsl_wait_sync(int gpio)
	322	{
	323	while((GPLR(gpio) & GPIO_bit(gpio)) == 0);
	324	while((GPLR(gpio) & GPIO_bit(gpio)) != 0);
	325	}
	326
	327	static struct device *spitz_pxafb_dev;
	328
	329	static int is_pxafb_device(struct device * dev, void * data)
	330	{
	331	struct platform_device *pdev = container_of(dev, struct platform_device, dev);
	332
	333	return (strncmp(pdev->name, "pxa2xx-fb", 9) == 0);
	334	}
	335
	336	static unsigned long spitz_get_hsync_invperiod(void)
	337	{
	338	#ifdef CONFIG_FB_PXA
	339	if (!spitz_pxafb_dev) {
	340	spitz_pxafb_dev = bus_find_device(&platform_bus_type, NULL, NULL, is_pxafb_device);
	341	if (!spitz_pxafb_dev)
	342	return 0;
	343	}
	344	if (!get_hsync_invperiod)
	345	get_hsync_invperiod = symbol_get(pxafb_get_hsync_time);
	346	if (!get_hsync_invperiod)
	347	#endif
	348	return 0;
	349
	350	return get_hsync_invperiod(spitz_pxafb_dev);
	351	}
	352
	353	static void spitz_put_hsync(void)
	354	{
	355	put_device(spitz_pxafb_dev);
	356	if (get_hsync_invperiod)
	357	symbol_put(pxafb_get_hsync_time);
	358	spitz_pxafb_dev = NULL;
	359	get_hsync_invperiod = NULL;
	360	}
	361
	362	static void spitz_wait_hsync(void)
	363	{
	364	sharpsl_wait_sync(SPITZ_GPIO_HSYNC);
	365	}
	366
0dd28f1d RP	367	static struct resource spitzts_resources[] = {
	368	[0] = {
	369	.start = SPITZ_IRQ_GPIO_TP_INT,
	370	.end = SPITZ_IRQ_GPIO_TP_INT,
	371	.flags = IORESOURCE_IRQ,
	372	},
	373	};
	374
	375	static struct corgits_machinfo spitz_ts_machinfo = {
ca4d6cfc RP	376	.get_hsync_invperiod = spitz_get_hsync_invperiod,
	377	.put_hsync = spitz_put_hsync,
	378	.wait_hsync = spitz_wait_hsync,
0dd28f1d RP	379	};
	380
	381	static struct platform_device spitzts_device = {
	382	.name = "corgi-ts",
	383	.dev = {
	384	.parent = &spitzssp_device.dev,
	385	.platform_data = &spitz_ts_machinfo,
	386	},
	387	.id = -1,
	388	.num_resources = ARRAY_SIZE(spitzts_resources),
	389	.resource = spitzts_resources,
	390	};
	391
	392
	393	/*
	394	* MMC/SD Device
	395	*
	396	* The card detect interrupt isn't debounced so we delay it by 250ms
	397	* to give the card a chance to fully insert/eject.
	398	*/
	399
	400	static struct pxamci_platform_data spitz_mci_platform_data;
	401
40220c1a	402	static int spitz_mci_init(struct device dev, irq_handler_t spitz_detect_int, void data)
0dd28f1d RP	403	{
	404	int err;
	405
dd5980d6 EM	406	err = gpio_request(SPITZ_GPIO_nSD_DETECT, "nSD_DETECT");
	407	if (err)
	408	goto err_out;
	409
	410	err = gpio_request(SPITZ_GPIO_nSD_WP, "nSD_WP");
	411	if (err)
	412	goto err_free_1;
	413
	414	gpio_direction_input(SPITZ_GPIO_nSD_DETECT);
	415	gpio_direction_input(SPITZ_GPIO_nSD_WP);
0dd28f1d RP	416
	417	spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
	418
9ded96f2	419	err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
dd5980d6 EM	420	IRQF_DISABLED \| IRQF_TRIGGER_RISING \|
dd5980d6 EM	421	IRQF_TRIGGER_FALLING,
9ded96f2	422	"MMC card detect", data);
dd5980d6 EM	423	if (err) {
	424	pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
	425	__func__);
	426	goto err_free_2;
	427	}
	428	return 0;
0dd28f1d	429
dd5980d6 EM	430	err_free_2:
	431	gpio_free(SPITZ_GPIO_nSD_WP);
	432	err_free_1:
	433	gpio_free(SPITZ_GPIO_nSD_DETECT);
	434	err_out:
2687bd38	435	return err;
0dd28f1d RP	436	}
0dd28f1d RP	437
0dd28f1d RP	438	static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
	439	{
	440	struct pxamci_platform_data* p_d = dev->platform_data;
	441
a63ae442 RP	442	if (( 1 << vdd) & p_d->ocr_mask)
	443	spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
	444	else
	445	spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
0dd28f1d RP	446	}
	447
	448	static int spitz_mci_get_ro(struct device *dev)
	449	{
dd5980d6	450	return gpio_get_value(SPITZ_GPIO_nSD_WP);
0dd28f1d RP	451	}
	452
	453	static void spitz_mci_exit(struct device dev, void data)
	454	{
	455	free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
dd5980d6 EM	456	gpio_free(SPITZ_GPIO_nSD_WP);
dd5980d6 EM	457	gpio_free(SPITZ_GPIO_nSD_DETECT);
0dd28f1d RP	458	}
	459
	460	static struct pxamci_platform_data spitz_mci_platform_data = {
	461	.ocr_mask = MMC_VDD_32_33\|MMC_VDD_33_34,
	462	.init = spitz_mci_init,
	463	.get_ro = spitz_mci_get_ro,
	464	.setpower = spitz_mci_setpower,
	465	.exit = spitz_mci_exit,
	466	};
	467
	468
3125c68d RP	469	/*
	470	* USB Host (OHCI)
	471	*/
	472	static int spitz_ohci_init(struct device *dev)
	473	{
dd5980d6 EM	474	int err;
	475
	476	err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
	477	if (err)
	478	return err;
	479
5e96adec EM	480	/* Only Port 2 is connected
	481	* Setup USB Port 2 Output Control Register
	482	*/
3125c68d RP	483	UP2OCR = UP2OCR_HXS \| UP2OCR_HXOE \| UP2OCR_DPPDE \| UP2OCR_DMPDE;
3125c68d RP	484
dd5980d6	485	gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
3125c68d RP	486
	487	UHCHR = (UHCHR) &
	488	~(UHCHR_SSEP1 \| UHCHR_SSEP2 \| UHCHR_SSEP3 \| UHCHR_SSE);
	489
	490	UHCRHDA \|= UHCRHDA_NOCP;
	491
	492	return 0;
	493	}
	494
	495	static struct pxaohci_platform_data spitz_ohci_platform_data = {
	496	.port_mode = PMM_NPS_MODE,
	497	.init = spitz_ohci_init,
0c27c5d5	498	.power_budget = 150,
3125c68d RP	499	};
	500
	501
dc07845d RP	502	/*
	503	* Irda
	504	*/
	505	static void spitz_irda_transceiver_mode(struct device *dev, int mode)
	506	{
	507	if (mode & IR_OFF)
	508	set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
	509	else
	510	reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
0fc3ff31	511	pxa2xx_transceiver_mode(dev, mode);
dc07845d RP	512	}
dc07845d RP	513
94cabd00 RP	514	#ifdef CONFIG_MACH_AKITA
	515	static void akita_irda_transceiver_mode(struct device *dev, int mode)
	516	{
	517	if (mode & IR_OFF)
	518	akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
	519	else
	520	akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
0fc3ff31	521	pxa2xx_transceiver_mode(dev, mode);
94cabd00 RP	522	}
	523	#endif
	524
dc07845d RP	525	static struct pxaficp_platform_data spitz_ficp_platform_data = {
	526	.transceiver_cap = IR_SIRMODE \| IR_OFF,
	527	.transceiver_mode = spitz_irda_transceiver_mode,
	528	};
	529
	530
0dd28f1d RP	531	/*
	532	* Spitz PXA Framebuffer
	533	*/
d14b272b	534
ca4d6cfc RP	535	static void spitz_lcd_power(int on, struct fb_var_screeninfo *var)
	536	{
	537	if (on)
	538	corgi_lcdtg_hw_init(var->xres);
	539	else
	540	corgi_lcdtg_suspend();
	541	}
	542
d14b272b RP	543	static struct pxafb_mode_info spitz_pxafb_modes[] = {
	544	{
	545	.pixclock = 19231,
	546	.xres = 480,
	547	.yres = 640,
	548	.bpp = 16,
	549	.hsync_len = 40,
	550	.left_margin = 46,
	551	.right_margin = 125,
	552	.vsync_len = 3,
	553	.upper_margin = 1,
	554	.lower_margin = 0,
	555	.sync = 0,
	556	},{
	557	.pixclock = 134617,
	558	.xres = 240,
	559	.yres = 320,
	560	.bpp = 16,
	561	.hsync_len = 20,
	562	.left_margin = 20,
	563	.right_margin = 46,
	564	.vsync_len = 2,
	565	.upper_margin = 1,
	566	.lower_margin = 0,
	567	.sync = 0,
	568	},
	569	};
	570
	571	static struct pxafb_mach_info spitz_pxafb_info = {
	572	.modes = &spitz_pxafb_modes[0],
	573	.num_modes = 2,
	574	.fixed_modes = 1,
	575	.lccr0 = LCCR0_Color \| LCCR0_Sngl \| LCCR0_Act \| LCCR0_LDDALT \| LCCR0_OUC \| LCCR0_CMDIM \| LCCR0_RDSTM,
	576	.lccr3 = LCCR3_PixRsEdg \| LCCR3_OutEnH,
	577	.pxafb_lcd_power = spitz_lcd_power,
0dd28f1d RP	578	};
	579
	580
	581	static struct platform_device *devices[] __initdata = {
	582	&spitzscoop_device,
	583	&spitzssp_device,
	584	&spitzkbd_device,
	585	&spitzts_device,
	586	&spitzbl_device,
3179108d	587	&spitzled_device,
0dd28f1d RP	588	};
0dd28f1d RP	589
74617fb6 RP	590	static void spitz_poweroff(void)
74617fb6 RP	591	{
86159a98	592	arm_machine_restart('g');
74617fb6 RP	593	}
	594
	595	static void spitz_restart(char mode)
	596	{
	597	/* Bootloader magic for a reboot */
	598	if((MSC0 & 0xffff0000) == 0x7ff00000)
	599	MSC0 = (MSC0 & 0xffff) \| 0x7ee00000;
	600
	601	spitz_poweroff();
	602	}
	603
0dd28f1d RP	604	static void __init common_init(void)
0dd28f1d RP	605	{
86159a98	606	init_gpio_reset(SPITZ_GPIO_ON_RESET);
74617fb6 RP	607	pm_power_off = spitz_poweroff;
	608	arm_pm_restart = spitz_restart;
	609
0dd28f1d RP	610	PMCR = 0x00;
0dd28f1d RP	611
0dd28f1d RP	612	/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
	613	PCFR \|= PCFR_OPDE;
	614
5e96adec	615	pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
0dd28f1d	616
5e96adec	617	corgi_ssp_set_machinfo(&spitz_ssp_machinfo);
0dd28f1d RP	618
	619	platform_add_devices(devices, ARRAY_SIZE(devices));
	620	pxa_set_mci_info(&spitz_mci_platform_data);
3125c68d	621	pxa_set_ohci_info(&spitz_ohci_platform_data);
dc07845d	622	pxa_set_ficp_info(&spitz_ficp_platform_data);
cb38c569	623	set_pxa_fb_parent(&spitzssp_device.dev);
0dd28f1d	624	set_pxa_fb_info(&spitz_pxafb_info);
f8787fdc	625	pxa_set_i2c_info(NULL);
0dd28f1d RP	626	}
0dd28f1d RP	627
ca4d6cfc RP	628	#if defined(CONFIG_MACH_SPITZ) \|\| defined(CONFIG_MACH_BORZOI)
	629	static void spitz_bl_set_intensity(int intensity)
	630	{
	631	if (intensity > 0x10)
	632	intensity += 0x10;
	633
	634	/* Bits 0-4 are accessed via the SSP interface */
	635	corgi_ssp_blduty_set(intensity & 0x1f);
	636
	637	/* Bit 5 is via SCOOP */
	638	if (intensity & 0x0020)
	639	reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);
	640	else
	641	set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);
	642
	643	if (intensity)
	644	set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
	645	else
	646	reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
	647	}
	648
0dd28f1d RP	649	static void __init spitz_init(void)
0dd28f1d RP	650	{
a63ae442 RP	651	platform_scoop_config = &spitz_pcmcia_config;
a63ae442 RP	652
0dd28f1d RP	653	spitz_bl_machinfo.set_bl_intensity = spitz_bl_set_intensity;
	654
	655	common_init();
	656
	657	platform_device_register(&spitzscoop2_device);
	658	}
ca4d6cfc	659	#endif
0dd28f1d	660
94cabd00 RP	661	#ifdef CONFIG_MACH_AKITA
	662	/*
	663	* Akita IO Expander
	664	*/
	665	struct platform_device akitaioexp_device = {
	666	.name = "akita-ioexp",
	667	.id = -1,
	668	};
	669
bd8f103e RP	670	EXPORT_SYMBOL_GPL(akitaioexp_device);
bd8f103e RP	671
ca4d6cfc RP	672	static void akita_bl_set_intensity(int intensity)
	673	{
	674	if (intensity > 0x10)
	675	intensity += 0x10;
	676
	677	/* Bits 0-4 are accessed via the SSP interface */
	678	corgi_ssp_blduty_set(intensity & 0x1f);
	679
	680	/* Bit 5 is via IO-Expander */
	681	if (intensity & 0x0020)
	682	akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
	683	else
	684	akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
	685
	686	if (intensity)
	687	akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
	688	else
	689	akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
	690	}
	691
94cabd00 RP	692	static void __init akita_init(void)
	693	{
	694	spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
	695
	696	/* We just pretend the second element of the array doesn't exist */
	697	spitz_pcmcia_config.num_devs = 1;
	698	platform_scoop_config = &spitz_pcmcia_config;
	699	spitz_bl_machinfo.set_bl_intensity = akita_bl_set_intensity;
	700
	701	platform_device_register(&akitaioexp_device);
	702
	703	spitzscoop_device.dev.parent = &akitaioexp_device.dev;
	704	common_init();
	705	}
	706	#endif
	707
0dd28f1d RP	708	static void __init fixup_spitz(struct machine_desc *desc,
	709	struct tag tags, char cmdline, struct meminfo mi)
	710	{
	711	sharpsl_save_param();
	712	mi->nr_banks = 1;
	713	mi->bank[0].start = 0xa0000000;
	714	mi->bank[0].node = 0;
	715	mi->bank[0].size = (6410241024);
	716	}
	717
	718	#ifdef CONFIG_MACH_SPITZ
	719	MACHINE_START(SPITZ, "SHARP Spitz")
0dd28f1d RP	720	.phys_io = 0x40000000,
	721	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	722	.fixup = fixup_spitz,
	723	.map_io = pxa_map_io,
cd49104d	724	.init_irq = pxa27x_init_irq,
0dd28f1d RP	725	.init_machine = spitz_init,
	726	.timer = &pxa_timer,
	727	MACHINE_END
	728	#endif
	729
	730	#ifdef CONFIG_MACH_BORZOI
	731	MACHINE_START(BORZOI, "SHARP Borzoi")
0dd28f1d RP	732	.phys_io = 0x40000000,
	733	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	734	.fixup = fixup_spitz,
	735	.map_io = pxa_map_io,
cd49104d	736	.init_irq = pxa27x_init_irq,
0dd28f1d RP	737	.init_machine = spitz_init,
	738	.timer = &pxa_timer,
	739	MACHINE_END
	740	#endif
94cabd00 RP	741
	742	#ifdef CONFIG_MACH_AKITA
	743	MACHINE_START(AKITA, "SHARP Akita")
94cabd00 RP	744	.phys_io = 0x40000000,
	745	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	746	.fixup = fixup_spitz,
	747	.map_io = pxa_map_io,
cd49104d	748	.init_irq = pxa27x_init_irq,
94cabd00 RP	749	.init_machine = akita_init,
	750	.timer = &pxa_timer,
	751	MACHINE_END
	752	#endif